In the rich text editor:
@Vilianardi
In a comment:
[Vilianardi](https://chowlings.com/user/Vilianardi)
For Names and Avatars:
In the rich text editor:
%Vilianardi
In a comment:
[![Vilianardi's Avatar](https://chowlings.com/images/avatars/default.jpg)](https://chowlings.com/user/Vilianardi) [Vilianardi](https://chowlings.com/user/Vilianardi)